.
Thread 4 (Thread 0x7fe6382d5700 (LWP 1250)):
#0  0x00007fe63a95b773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007fe63ae87368 in g_main_context_poll (n_fds=3, fds=0x230dce0, timeout=-1, context=0x230ad30, priority=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3402
        poll_func = 0x7fe63ae95910 <g_poll>
#2  g_main_context_iterate (context=0x230ad30, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3084
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x230dce0
#3  0x00007fe63ae87b92 in g_main_loop_run (loop=0x230ace0) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007fe63b655f86 in gdbus_shared_thread_func (user_data=<optimized out>) at /build/buildd/glib2.0-2.29.18/./gio/gdbusprivate.c:276
        data = 0x230ad00
#5  0x00007fe63aeac916 in g_thread_create_proxy (data=0x230ae20) at /build/buildd/glib2.0-2.29.18/./glib/gthread.c:1962
        thread = 0x230ae20
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007fe63ac2cedc in start_thread (arg=0x7fe6382d5700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7fe6382d5700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -9219883026214773302, 140626770090848, 140626761701824, 0, 3, 9205381166372265418, 9205376025277799882}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fe63a96789d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7fe6290c8700 (LWP 1262)):
#0  _dbus_marshal_read_basic (str=0x7fe630043bc8, pos=32744, type=117, value=0x7fe6290c7b3c, byte_order=232, new_pos=0x0) at ../../dbus/dbus-marshal-basic.c:549
        vp = 0x7fe6290c7b3c
        str_data = 0xbe <Address 0xbe out of bounds>
#1  0x00007fe638f0a137 in _dbus_header_get_field_basic (header=0x7fe630043bc8, field=<optimized out>, type=<optimized out>, value=<optimized out>) at ../../dbus/dbus-marshal-header.c:1342
No locals.
#2  0x00007fe638f0e841 in dbus_message_get_reply_serial (message=<optimized out>) at ../../dbus/dbus-message.c:1031
        v_UINT32 = <optimized out>
        __FUNCTION__ = "dbus_message_get_reply_serial"
#3  0x00007fe638f0260e in _dbus_connection_queue_received_message_link (connection=0x7fe630043d70, link=0x7fe630049e68) at ../../dbus/dbus-connection.c:487
        pending = <optimized out>
        reply_serial = <optimized out>
        message = <optimized out>
#4  0x00007fe638f19ef9 in _dbus_transport_queue_messages (transport=0x7fe630043680) at ../../dbus/dbus-transport.c:1148
        message = <optimized out>
        link = 0x7fe630049e68
        status = <optimized out>
#5  0x00007fe638f1a8f4 in do_reading (transport=0x7fe630043680) at ../../dbus/dbus-transport-socket.c:851
        buffer = 0x7fe630043858
        bytes_read = 190
        total = 190
#6  0x00007fe638f1b00c in do_reading (transport=0x7fe630043680) at ../../dbus/dbus-transport-socket.c:706
        socket_transport = 0x7fe630043680
#7  socket_handle_watch (transport=0x7fe630043680, watch=<optimized out>, flags=<optimized out>) at ../../dbus/dbus-transport-socket.c:932
        auth_finished = 0
        socket_transport = 0x7fe630043680
#8  0x00007fe638f19b92 in _dbus_transport_handle_watch (transport=0x7fe630043680, watch=0x7fe630043800, condition=1) at ../../dbus/dbus-transport.c:883
        retval = <optimized out>
#9  0x00007fe638f04acc in _dbus_connection_handle_watch (watch=0x7fe630043800, condition=1, data=0x7fe630043d70) at ../../dbus/dbus-connection.c:1488
        connection = 0x7fe630043d70
        retval = <optimized out>
        status = <optimized out>
#10 0x00007fe638f1bcfa in dbus_watch_handle (watch=0x7fe630043800, flags=1) at ../../dbus/dbus-watch.c:683
        __FUNCTION__ = "dbus_watch_handle"
#11 0x00007fe6290d601c in ?? () from /tmp/tmpkFAsDn/usr/lib/x86_64-linux-gnu/libavahi-client.so.3
No symbol table info available.
#12 0x00007fe6292e4d69 in avahi_simple_poll_dispatch () from /tmp/tmpkFAsDn/usr/lib/x86_64-linux-gnu/libavahi-common.so.3
No symbol table info available.
#13 0x00007fe6292e4dec in avahi_simple_poll_iterate () from /tmp/tmpkFAsDn/usr/lib/x86_64-linux-gnu/libavahi-common.so.3
No symbol table info available.
#14 0x00007fe6292e4f73 in avahi_simple_poll_loop () from /tmp/tmpkFAsDn/usr/lib/x86_64-linux-gnu/libavahi-common.so.3
No symbol table info available.
#15 0x00007fe6292e50a1 in ?? () from /tmp/tmpkFAsDn/usr/lib/x86_64-linux-gnu/libavahi-common.so.3
No symbol table info available.
#16 0x00007fe63ac2cedc in start_thread (arg=0x7fe6290c8700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7fe6290c8700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -9219883026214773302, 140626805091328, 140626507893184, 0, 3, 9205418267910381002, 9205376025277799882}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#17 0x00007fe63a96789d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#18 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fe638ad6700 (LWP 1249)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
No locals.
#1  0x00007fe6397944d5 in g_cond_timed_wait_posix_impl (cond=<optimized out>, entered_mutex=<optimized out>, abs_time=<optimized out>) at /build/buildd/glib2.0-2.29.18/./gthread/gthread-posix.c:242
        result = <optimized out>
        end_time = {tv_sec = 1315048417, tv_nsec = 173207000}
        timed_out = <optimized out>
        __PRETTY_FUNCTION__ = "g_cond_timed_wait_posix_impl"
#2  0x00007fe63ae5b58f in g_async_queue_pop_intern_unlocked (queue=0x22eda50, try=0, end_time=0x7fe638ad5db0) at /build/buildd/glib2.0-2.29.18/./glib/gasyncqueue.c:415
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007fe63ae5bde1 in g_async_queue_timed_pop (queue=0x22eda50, end_time=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gasyncqueue.c:536
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_timed_pop"
#4  0x00007fe63aeaed57 in g_thread_pool_wait_for_new_pool () at /build/buildd/glib2.0-2.29.18/./glib/gthreadpool.c:175
        end_time = {tv_sec = 1315048417, tv_usec = 173207}
        pool = <optimized out>
        local_max_idle_time = 15000
        local_wakeup_thread_serial = <optimized out>
        local_max_unused_threads = 2
        last_wakeup_thread_serial = 0
        have_relayed_thread_marker = 0
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gthreadpool.c:378
        free_pool = <optimized out>
        task = 0x2
        pool = <optimized out>
#6  0x00007fe63aeac916 in g_thread_create_proxy (data=0x22ed840) at /build/buildd/glib2.0-2.29.18/./glib/gthread.c:1962
        thread = 0x22ed840
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#7  0x00007fe63ac2cedc in start_thread (arg=0x7fe638ad6700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7fe638ad6700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -9219883026214773302, 140735669184784, 140626770094528, 0, 3, 9205380067397508554, 9205376025277799882}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007fe63a96789d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fe63c5d87c0 (LWP 1247)):
#0  link_before (link=0x7fe630049e98, before_this_link=0x7fe600000001, list=0x7fe630043c30) at ../../dbus/dbus-list.c:120
No locals.
#1  _dbus_list_prepend_link (list=<optimized out>, link=<optimized out>) at ../../dbus/dbus-list.c:313
No locals.
#2  0x00007fe638f1d679 in _dbus_list_append_link (list=0x7fe630043c30, link=<optimized out>) at ../../dbus/dbus-list.c:295
No locals.
#3  0x00007fe638f0e597 in _dbus_message_add_counter_link (message=0x7fe630043bc0, link=0x7fe630049e98) at ../../dbus/dbus-message.c:249
No locals.
#4  0x00007fe638f0e62e in _dbus_message_add_counter (message=0x7fe630043bc0, counter=0x7fe630051050) at ../../dbus/dbus-message.c:278
        link = 0x7fe630049e98
#5  0x00007fe638f19ee9 in _dbus_transport_queue_messages (transport=0x7fe630050b10) at ../../dbus/dbus-transport.c:1138
        message = <optimized out>
        link = 0x7fe630049e68
        status = <optimized out>
#6  0x00007fe638f1a8f4 in do_reading (transport=0x7fe630050b10) at ../../dbus/dbus-transport-socket.c:851
        buffer = 0x7fe630050ce8
        bytes_read = 260
        total = 260
#7  0x00007fe638f1af36 in do_reading (transport=0x7fe630050b10) at ../../dbus/dbus-transport-socket.c:706
        socket_transport = 0x7fe630050b10
#8  socket_do_iteration (transport=0x7fe630050b10, flags=6, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport-socket.c:1162
        need_read = 1
        need_write = 0
        authentication_completed = 0
        socket_transport = 0x7fe630050b10
        poll_fd = {fd = 15, events = 1, revents = 1}
        poll_res = 1
        poll_timeout = <optimized out>
#9  0x00007fe638f19c9d in _dbus_transport_do_iteration (transport=0x7fe630050b10, flags=<optimized out>, timeout_milliseconds=<optimized out>) at ../../dbus/dbus-transport.c:974
No locals.
#10 0x00007fe638f04be5 in _dbus_connection_do_iteration_unlocked (connection=0x7fe630051200, pending=<optimized out>, flags=6, timeout_milliseconds=25000) at ../../dbus/dbus-connection.c:1215
No locals.
#11 0x00007fe638f05f49 in _dbus_connection_block_pending_call (pending=0x7fe630050990) at ../../dbus/dbus-connection.c:2404
        start_tv_sec = <optimized out>
        start_tv_usec = <optimized out>
        tv_sec = <optimized out>
        tv_usec = <optimized out>
        status = <optimized out>
        connection = 0x7fe630051200
        client_serial = 1
        timeout = 0x7fe6300513a0
        timeout_milliseconds = 25000
        elapsed_milliseconds = <optimized out>
#12 0x00007fe638f05504 in dbus_connection_send_with_reply_and_block (connection=0x7fe630051200, message=0x7fe6300471f0, timeout_milliseconds=-1, error=0x7fe6288c7300) at ../../dbus/dbus-connection.c:3515
        reply = <optimized out>
        pending = 0x7fe630050990
        __FUNCTION__ = "dbus_connection_send_with_reply_and_block"
#13 0x00007fe638f00b54 in dbus_bus_register (connection=0x7fe630051200, error=0x7fe6288c7300) at ../../dbus/dbus-bus.c:698
        message = 0x7fe6300471f0
        reply = <optimized out>
        name = <optimized out>
        bd = 0x7fe6300509e0
        retval = 0
        __FUNCTION__ = "dbus_bus_register"
#14 0x00007fe638f00e44 in internal_bus_get (type=DBUS_BUS_SYSTEM, private=0, error=0x7fe6288c7300) at ../../dbus/dbus-bus.c:491
        address = <optimized out>
        connection = 0x7fe630051200
        bd = <optimized out>
        address_type = DBUS_BUS_SYSTEM
        __FUNCTION__ = "internal_bus_get"
#15 0x00007fe6286af062 in InitDbus () at scan/sane/io.c:49
No locals.
#16 0x00007fe6286a856c in sane_hpaio_init (pVersionCode=0x7fff9391a7ac, authorize=<optimized out>) at scan/sane/hpaio.c:1592
No locals.
#17 0x00007fe63baed8e0 in init (be=0x7fe630002b50) at dll.c:613
        status = <optimized out>
        version = 0
#18 0x00007fe63baee27f in sane_dll_get_devices (device_list=0x7fff9391a878, local_only=1) at dll.c:1054
        be_list = 0x7fe6296f9310
        be = 0x7fe630002b50
        status = <optimized out>
        full_name = <optimized out>
        i = <optimized out>
        num_devs = <optimized out>
        len = <optimized out>
#19 0x00000000004110d6 in cd_sane_client_refresh (sane_client=0x22c52f0, error=0x7fff9391a8e0) at cd-sane-client.c:209
        ret = 1
        status = <optimized out>
        device_list = 0x0
#20 0x00000000004147e0 in cd_main_on_name_acquired_cb (connection_=<optimized out>, name=<optimized out>, user_data=<optimized out>) at cd-main.c:1499
        device_id = <optimized out>
        ret = <optimized out>
        error = 0x0
        array_devices = 0x2324440
        i = <optimized out>
        flags = <optimized out>
        sensor = 0x0
#21 0x00007fe63b64f2ea in call_acquired_handler (client=0x22f2330) at /build/buildd/glib2.0-2.29.18/./gio/gdbusnameowning.c:224
No locals.
#22 request_name_cb (source_object=<optimized out>, res=<optimized out>, user_data=0x22f2330) at /build/buildd/glib2.0-2.29.18/./gio/gdbusnameowning.c:311
        client = 0x22f2330
        result = 0x23134f0
        request_name_reply = 1
        subscribe = 0
#23 0x00007fe63b5fad61 in g_simple_async_result_complete (simple=0x230fde0) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:749
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#24 0x00007fe63b646f4a in g_dbus_connection_call_done (source=<optimized out>, result=<optimized out>, user_data=0x23138c0) at /build/buildd/glib2.0-2.29.18/./gio/gdbusconnection.c:5040
        simple = 0x230fde0
        connection = <optimized out>
        state = 0x23138c0
        error = 0x0
        reply = 0x2310d90
#25 0x00007fe63b5fad61 in g_simple_async_result_complete (simple=0x230fea0) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:749
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#26 0x00007fe63b5fae9c in complete_in_idle_cb (data=0x230fea0) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:761
        simple = <optimized out>
#27 0x00007fe63ae86e5d in g_main_dispatch (context=0x22c6550) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:2442
        dispatch = 0x7fe63ae82bb0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x230fea0
        callback = 0x7fe63b5fae80 <complete_in_idle_cb>
        cb_funcs = 0x7fe63b1376b0
        cb_data = 0x7fe630001390
        current_source_link = {data = 0x7fe630000d20, next = 0x0}
        need_destroy = <optimized out>
        source = 0x7fe630000d20
        current = 0x22f9800
        i = <optimized out>
#28 g_main_context_dispatch (context=0x22c6550) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3011
No locals.
#29 0x00007fe63ae87658 in g_main_context_iterate (context=0x22c6550, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3089
        max_priority = 2147483647
        timeout = 25000
        some_ready = 1
        nfds = 2
        allocated_nfds = <optimized out>
        fds = <optimized out>
#30 0x00007fe63ae87b92 in g_main_loop_run (loop=0x22c6640) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#31 0x00000000004080cd in main (argc=1, argv=0x7fff9391acd8) at cd-main.c:1802
        context = <optimized out>
        error = 0x0
        immediate_exit = 0
        ret = <optimized out>
        timed_exit = 0
        owner_id = 1
        retval = 1
        options = {{long_name = 0x41a3cc "timed-exit", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff9391abdc, description = 0x41a3d7 "Exit after a small delay", arg_description = 0x0}, {long_name = 0x41a3f0 "immediate-exit", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff9391abd8, description = 0x41adc8 "Exit after the engine has loaded", arg_description = 0x0}, {long_name = 0x0, short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x0, description = 0x0, arg_description = 0x0}}